kylan3211 kylan3211
  • 08-06-2017
  • Mathematics
contestada

What is the radius of a circle in which a 30° arc is 2 inches long?

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mreijepatmat
mreijepatmat mreijepatmat
  • 08-06-2017
arc length = (Ф°/360°) x 2π.R

               2 = (30°/360°) x 2π.R

               OR R =12/π in = 3.82 in
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